[go: up one dir, main page]

ES408237A1 - Procedimiento para la preparacion de 1,2-definil-3,6-dioxo-4-hidroxi-5-n-butiltetrahidropiridazina. - Google Patents

Procedimiento para la preparacion de 1,2-definil-3,6-dioxo-4-hidroxi-5-n-butiltetrahidropiridazina.

Info

Publication number
ES408237A1
ES408237A1 ES408237A ES408237A ES408237A1 ES 408237 A1 ES408237 A1 ES 408237A1 ES 408237 A ES408237 A ES 408237A ES 408237 A ES408237 A ES 408237A ES 408237 A1 ES408237 A1 ES 408237A1
Authority
ES
Spain
Prior art keywords
oxalic acid
tetrahydropyridazine
dioxo
diphenyl
hydroxy
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
ES408237A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Takeda GmbH
Original Assignee
Byk Gulden Lomberg Chemische Fabrik GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Byk Gulden Lomberg Chemische Fabrik GmbH filed Critical Byk Gulden Lomberg Chemische Fabrik GmbH
Publication of ES408237A1 publication Critical patent/ES408237A1/es
Expired legal-status Critical Current

Links

Landscapes

  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pyridine Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES408237A 1971-11-05 1972-11-03 Procedimiento para la preparacion de 1,2-definil-3,6-dioxo-4-hidroxi-5-n-butiltetrahidropiridazina. Expired ES408237A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712155002 DE2155002A1 (de) 1971-11-05 1971-11-05 Verfahren zur herstellung von 1,2-diphenyl-3,6-dioxo-4-hydroxy-5-n-butyltetrahydropyridazin

Publications (1)

Publication Number Publication Date
ES408237A1 true ES408237A1 (es) 1975-11-16

Family

ID=5824281

Family Applications (1)

Application Number Title Priority Date Filing Date
ES408237A Expired ES408237A1 (es) 1971-11-05 1972-11-03 Procedimiento para la preparacion de 1,2-definil-3,6-dioxo-4-hidroxi-5-n-butiltetrahidropiridazina.

Country Status (10)

Country Link
JP (1) JPS4854091A (es)
AR (1) AR194854A1 (es)
AT (1) AT318635B (es)
BE (1) BE790923A (es)
DE (1) DE2155002A1 (es)
ES (1) ES408237A1 (es)
FR (1) FR2159994A5 (es)
GB (1) GB1354447A (es)
LU (1) LU66408A1 (es)
NL (1) NL7214865A (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180575A (en) 1977-03-22 1979-12-25 Hoechst Aktiengesellschaft Triazolidino-pyridazine-diones

Also Published As

Publication number Publication date
AR194854A1 (es) 1973-08-24
AT318635B (de) 1974-11-11
DE2155002A1 (de) 1973-05-17
JPS4854091A (es) 1973-07-30
LU66408A1 (es) 1973-11-12
BE790923A (fr) 1973-05-03
GB1354447A (en) 1974-06-05
FR2159994A5 (es) 1973-06-22
NL7214865A (es) 1973-05-08

Similar Documents

Publication Publication Date Title
CH542882A (fr) Procédé de préparation de composés d'acides a-thio-uréidocéphalosporaniques
ES408237A1 (es) Procedimiento para la preparacion de 1,2-definil-3,6-dioxo-4-hidroxi-5-n-butiltetrahidropiridazina.
BE827306A (fr) Procede de preparation d'esters d'acides carboxyliques d'alcool perillylique a partir de 1,2-diesters de limonene
ES394256A1 (es) Un procedimiento para la preparacion de 4-oxocapronitrilo.
JPS527916A (en) Process for preparation of oxamido
SE7701834L (sv) 4-hydroxi-2-kinolinon-3-karboxylsyraestrar
CH540336A (fr) Procédé de préparation d'un mélange d'acides dicarboxyliques au moyen de levures
ES422540A1 (es) Procedimiento para a preparacion de 4-acetamidofenil-2-ace-toxibenzoato.
JPS52131508A (en) Continuous preparation of diisopropylether
SU132235A1 (ru) Способ получени 3-карбэтоксикумарина
ES290184A1 (es) Procedimiento de obtención de dibenzocicloheptenos
GB933141A (en) Dextromethorphan n-cyclohexylsulphamate
ES449938A1 (es) Un procedimiento para preparar gammapironas.
ES387182A1 (es) Un metodo para producir isopreno.
ES393874A2 (es) Procedimiento de preparacion de benzamidas 2,4,5-sustitui- das.
ES265436A1 (es) Un procedimiento para preparaciën de formaldehido purisimo
JPS5241663A (en) Air-drying resin composition
BE608073A (fr) Procédé perfectionné pour la préparation d'acide téréphtalique ayant un grand degré de pureté
ES408918A1 (es) Un procedimiento para la preparacion de n-((1-etil-2-pirro-lidinil) metil)-2-metoxi-5-sulfamoil-benzamida.
KR830000227A (ko) 신규한 치환페닐카바민산 에스텔의 제조방법
FR1199739A (fr) Procédé de préparation de dérivés d'acides diamino-nu.nu.nu'.nu'-tétracis-phosphoriques
ES411936A1 (es) Procedimiento de obtencion del ester 2-hidroxietil del aci-do diatrizoico.
JPS51133226A (en) Process for preparation of 1,12-dodecane dicarboxylic acid diesters
JPS55141471A (en) Preparation of alpha-dimethylamino-epsilon-caprolactam
ES349490A3 (es) Procedimiento para preparar productos resinosos endureci- bles en frio.